Senior AI/ML Engineer II

About Chubb

Chubb is a world leader in insurance. With operations in 54 countries and territories, Chubb provides commercial and personal property and casualty insurance, personal accident and supplemental health insurance, reinsurance and life insurance to a diverse group of clients. The company is defined by its extensive product and service offerings, broad distribution capabilities, exceptional financial strength and local operations globally. Parent company Chubb Limited is listed on the New York Stock Exchange (NYSE: CB) and is a component of the S&P 500 index. Chubb employs approximately 43,000 people worldwide. Additional information can be found at: www.chubb.com.

About Chubb India

At Chubb India, we are on an exciting journey of digital transformation driven by a commitment to engineering excellence and analytics. We are proud to share that we have been officially certified as a Great Place to Work® for the third consecutive year, a reflection of the culture at Chubb where we believe in fostering an environment where everyone can thrive, innovate, and grow.

With a team of over 2500 talented professionals, we encourage a start-up mindset that promotes collaboration, diverse perspectives, and a solution-driven attitude. We are dedicated to building expertise in engineering, analytics, and automation, empowering our teams to excel in a dynamic digital landscape.

We offer an environment where you will be part of an organization that is dedicated to solving real-world challenges in the insurance industry. Together, we will work to shape the future through innovation and continuous learning.

Position Details:

• Function/Department: Advanced Analytics
• Location: Bangalore, India
• Employment Type: Full-time
• Role Overview - Senior AI/ML Engineer II

As a Senior AI Engineer for Voice AI, you will architect, develop, and optimize advanced real-time conversational AI systems for call center environments. You will lead technical initiatives, mentor junior engineers, and ensure the delivery of robust, scalable, and ultra-low latency voice-to-voice solutions using speech recognition, large language models (LLMs), and text-to-speech (TTS) technologies

Responsibilities

• Work on our real-time voice pipeline (ASR →LLM →TTS) built on Pipecat, integrating providers like ElevenLabs, Deepgram, OpenAI, Azure, and Cartesia (plus our in-house speech models)
• Latency: making the agent respond in well under a second - turn detection, speculative generation, model warm-up, filler/latency-hiding techniques, and profiling
• Conversation quality: turn-taking, interruption/barge-in, silence and voicemail handling, DTMF, and multi-step conversation flows
• LLM orchestration: prompting, tool/function calling, and outcome classification
• RAG: grounding answers in knowledge bases (Azure AI Search / Qdrant)
• Evaluation: extending our offline eval harness (incl. LLM-as-judge) to measure and improve ASR accuracy, response quality, and TTS naturalness
• Reliability and scale: error handling, fallbacks, and observability (OpenTelemetry/Azure Monitor) for high call volumes across regions

• 5+ years of software engineering with strong Python in production
• Experience building real-time, concurrent, or streaming systems (async/await, WebSockets, low-latency services)
• Hands-on experience using LLMs or other AI APIs in real applications (prompting, orchestration, tool calling)
• Comfort with a cloud platform (preferably Azure) and containerized services
• Solid debugging instincts and care for latency, reliability, and clean code
• Bachelor's in CS/Engineering or equivalent practical experience

Nice to have

• Pipecat, or any voice/conversational-AI framework
• Hands-on with ASR/STT or TTS (ElevenLabs, Deepgram, Whisper, Cartesia, Azure/Google Speech)
• Real-time media / telephony: Twilio, WebRTC, or streaming audio (SIP/RTP a bonus)
• RAG / vector search (Azure AI Search, Qdrant, embeddings, reranking)
• LLM evaluation or building eval harnesses
• Redis, MongoDB/Cosmos DB, FastAPI, OpenTelemetry

Why Chubb?

Join Chubb to be part of a leading global insurance company!

Our constant focus on employee experience along with a start-up-like culture empowers you to achieve impactful results.

• Industry leader: Chubb is a world leader in the insurance industry, powered by underwriting and engineering excellence
• A Great Place to work: Chubb India has been recognized as a Great Place to Work® for the years 2023-2024 and 2024-2025

• Laser focus on excellence: At Chubb we pride ourselves on our culture of greatness where excellence is a mindset and a way of being. We constantly seek new and innovative ways to excel at work and deliver outstanding results

• Start-Up Culture: Embracing the spirit of a start-up, our focus on speed and agility enables us to respond swiftly to market requirements, while a culture of ownership empowers employees to drive results that matter

• Growth and success: As we continue to grow, we are steadfast in our commitment to provide our employees with the best work experience, enabling them to advance their careers in a conducive environment

Employee Benefits

Our company offers a comprehensive benefits package designed to support our employees’ health, well-being, and professional growth. Employees enjoy flexible work options, generous paid time off, and robust health coverage, including treatment for dental and vision related requirements. We invest in the future of our employees through continuous learning opportunities and career advancement programs, while fostering a supportive and inclusive work environment. Our benefits include:

• Savings and Investment plans: We provide specialized benefits like Corporate NPS (National Pension Scheme), Employee Stock Purchase Plan (ESPP), Long-Term Incentive Plan (LTIP), Retiral Benefits and Car Lease that help employees optimally plan their finances

• Upskilling and career growth opportunities: With a focus on continuous learning, we offer customized programs that support upskilling like Education Reimbursement Programs, Certification programs and access to global learning programs.

• Health and Welfare Benefits: We care about our employees’ well-being in and out of work and have benefits like Hybrid Work Environment, Employee Assistance Program (EAP), Yearly Free Health campaigns and comprehensive Insurance benefits.

Join Us

• With you Chubb is better. Whether you are solving challenges on a global stage or creating innovative solutions for local markets, your contributions will help shape the future. If you value integrity, innovation, and inclusion, and are ready to make a difference, we invite you to be part of Chubb India’s journey.

  Apply Now: Chubb India Career page